Datasheet MLX90641 (Melexis) - 2
| 制造商 | Melexis |
| 描述 | Far infrared thermal sensor array (16x12 RES) |
| 页数 / 页 | 53 / 2 — MLX90641 16x12 IR array. Contents |
| 文件格式/大小 | PDF / 2.2 Mb |
| 文件语言 | 英语 |
MLX90641 16x12 IR array. Contents
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MLX90641 16x12 IR array
Datasheet
Contents
1. Features and Benefits .. 1 2. Application Examples ... 1 3. Description .. 1 4. Ordering Information .. 5 5. Glossary of Terms .. 6 6. Pin Definitions and Descriptions .. 7 7. Absolute Maximum Ratings ... 7 8. General Electrical Specifications .. 8 9. False pixel correction ... 9 10. Detailed General Description ... 9 10.1. Pixel position ... 9 10.2. Communication protocol ... 10 10.2.1. Low level ... 10 10.3. Measurement mode ... 11 10.4. Refresh rate ... 11 10.5. Measurement flow ... 12 10.6. Address map ... 14 10.6.1. Internal registers... 14 10.6.2. RAM ... 16 EEPROM ... 17 11. Calculating Object Temperature .. 20 11.1. Restoring calibration data from EERPOM and calculations.. 20 11.1.1. Restoring the VDD sensor parameters and VDD calculations .. 20 11.1.2. Restoring the Ta sensor parameters ... 21 11.1.3. Restoring the offset .. 21 11.1.4. Restoring the Sensitivity .. 22 11.1.5. Restoring the Kta(i,j) coefficient .. 23 11.1.6. Restoring the Kv(i,j) coefficient .. 23 11.1.7. Restoring the GAIN coefficient (common for all pixel) ... 24 11.1.8. Restoring the KsTa coefficient (common for all pixel) .. 24 11.1.9. Restoring corner temperatures (common for all pixel) .. 24 REVISION 2 – FEBRUARY 6, 2019 [DOCSERVER NR] Page 2 of 53
MLX90641 16x12 IR array
Datasheet
Contents
1. Features and Benefits .. 1 2. Application Examples ... 1 3. Description .. 1 4. Ordering Information .. 5 5. Glossary of Terms .. 6 6. Pin Definitions and Descriptions .. 7 7. Absolute Maximum Ratings ... 7 8. General Electrical Specifications .. 8 9. False pixel correction ... 9 10. Detailed General Description ... 9 10.1. Pixel position ... 9 10.2. Communication protocol ... 10 10.2.1. Low level ... 10 10.3. Measurement mode ... 11 10.4. Refresh rate ... 11 10.5. Measurement flow ... 12 10.6. Address map ... 14 10.6.1. Internal registers... 14 10.6.2. RAM ... 16 EEPROM ... 17 11. Calculating Object Temperature .. 20 11.1. Restoring calibration data from EERPOM and calculations.. 20 11.1.1. Restoring the VDD sensor parameters and VDD calculations .. 20 11.1.2. Restoring the Ta sensor parameters ... 21 11.1.3. Restoring the offset .. 21 11.1.4. Restoring the Sensitivity .. 22 11.1.5. Restoring the Kta(i,j) coefficient .. 23 11.1.6. Restoring the Kv(i,j) coefficient .. 23 11.1.7. Restoring the GAIN coefficient (common for all pixel) ... 24 11.1.8. Restoring the KsTa coefficient (common for all pixel) .. 24 11.1.9. Restoring corner temperatures (common for all pixel) .. 24 REVISION 2 – FEBRUARY 6, 2019 [DOCSERVER NR] Page 2 of 53